{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x2c5099fa9e69f5fe033e57069d1a4582454edca8c0387fb763fbdbcfca1babaa",
    "signature": "0x838feadd66c3da0855e24664e1ca0d71f0e1af2eefa40de9fa373511aad87f550e0a8ef6af2adec3360c44c9cae8b1b3329ec3f0a5c46672b5e7ac02e2bb13541b",
    "signer": "0x251d9fFBc4029d5692B08aDd0a2D4ED2e2e4b94F",
    "userId": "897281977"
  }
}